21000273804

素因数分解:

$2^2\times 3^2\times {\mathrm{211}}^1\times {\mathrm{2764649}}^1$

素因数の和:2764870

約数の個数: 36

約数和(自身を含む): 53335627800

約数和(自身を除く): 32335353996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 211, 422, 633, 844, 1266, 1899, 2532, 3798, 7596, 2764649, 5529298, 8293947, 11058596, 16587894, 24881841, 33175788, 49763682, 99527364, 583340939, 1166681878, 1750022817, 2333363756, 3500045634, 5250068451, 7000091268, 10500136902, 21000273804]

約数ペア:

[(1, 21000273804), (2, 10500136902), (3, 7000091268), (4, 5250068451), (6, 3500045634), (9, 2333363756), (12, 1750022817), (18, 1166681878), (36, 583340939), (211, 99527364), (422, 49763682), (633, 33175788), (844, 24881841), (1266, 16587894), (1899, 11058596), (2532, 8293947), (3798, 5529298), (7596, 2764649)]